13992924 has 72 divisors (see below), whose sum is σ = 37537920. Its totient is φ = 4046240.

The previous prime is 13992907. The next prime is 13992941. The reversal of 13992924 is 42929931.

It is an interprime number because it is at equal distance from previous prime (13992907) and next prime (13992941).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 33187 + ... + 33605.

It is an arithmetic number, because the mean of its divisors is an integer number (521360).

Almost surely, 2^13992924 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13992924, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18768960).

13992924 is an abundant number, since it is smaller than the sum of its proper divisors (23544996).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13992924 is a wasteful number, since it uses less digits than its factorization.

13992924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 471 (or 458 counting only the distinct ones).

The product of its digits is 34992, while the sum is 39.

The square root of 13992924 is about 3740.7116969903. The cubic root of 13992924 is about 240.9736144159.

The spelling of 13992924 in words is "thirteen million, nine hundred ninety-two thousand, nine hundred twenty-four".